<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script>
			/* var a ;
			function n(){
				var b = 100;
				function c(){
					console.log(b);
				}
				a = c;
			}
			n();
			a(); */
			var num = function(a,b){
				console.log(a+b);
				return(a+b);
			}(1,2);
		</script>
	</head>
	<body>
	</body>
</html>
